mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-04 20:55:58 +01:00
Working commit
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parent
c88f252580
commit
058b8bdf27
10 changed files with 133 additions and 13 deletions
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@ -37,6 +37,29 @@ static struct wlr_backend_impl backend_impl = {
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.destroy = wlr_drm_backend_destroy
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};
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static void device_paused(struct wl_listener *listener, void *data) {
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struct wlr_backend_state *backend = wl_container_of(listener, backend, device_paused);
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// TODO: Actually pause the renderer or something.
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// We currently just expect it to fail its next pageflip.
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(void)backend;
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}
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static void device_resumed(struct wl_listener *listener, void *data) {
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struct wlr_backend_state *drm = wl_container_of(listener, drm, device_paused);
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int *new_fd = data;
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close(drm->fd);
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drm->fd = *new_fd;
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drm->renderer.fd = *new_fd;
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for (size_t i = 0; i < drm->outputs->length; ++i) {
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struct wlr_output_state *output = drm->outputs->items[i];
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wlr_drm_output_draw_blank(output);
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}
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}
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struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
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struct wlr_session *session) {
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struct wlr_backend_state *state = calloc(1, sizeof(struct wlr_backend_state));
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@ -79,6 +102,15 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
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goto error_fd;
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}
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wl_list_init(&state->device_paused.link);
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wl_list_init(&state->device_paused.link);
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state->device_paused.notify = device_paused;
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state->device_resumed.notify = device_resumed;
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wl_signal_add(&session->device_paused, &state->device_paused);
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wl_signal_add(&session->device_resumed, &state->device_resumed);
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// TODO: what is the difference between the per-output renderer and this
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// one?
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if (!wlr_drm_renderer_init(&state->renderer, state->fd)) {
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@ -474,3 +474,31 @@ void wlr_drm_output_dpms(int fd, struct wlr_output_state *output, bool screen_on
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DRM_MODE_DPMS_STANDBY);
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}
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}
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void wlr_drm_output_draw_blank(struct wlr_output_state *output) {
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if (output->state != DRM_OUTPUT_CONNECTED) {
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return;
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}
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struct wlr_drm_renderer *renderer = output->renderer;
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eglMakeCurrent(renderer->egl.display, output->egl, output->egl, renderer->egl.context);
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glViewport(0, 0, output->width, output->height);
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glClearColor(0.0, 0.0, 0.0, 1.0);
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glClear(GL_COLOR_BUFFER_BIT);
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eglSwapBuffers(renderer->egl.display, output->egl);
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struct gbm_bo *bo = gbm_surface_lock_front_buffer(output->gbm);
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uint32_t fb_id = get_fb_for_bo(renderer->fd, bo);
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drmModeSetCrtc(renderer->fd, output->crtc, fb_id, 0, 0,
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&output->connector, 1, &output->wlr_output->current_mode->state->mode);
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drmModePageFlip(renderer->fd, output->crtc, fb_id,
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DRM_MODE_PAGE_FLIP_EVENT, output);
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gbm_surface_release_buffer(output->gbm, bo);
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wlr_log(L_INFO, "Drew blank frame");
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}
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@ -129,7 +129,7 @@ int main() {
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struct wl_event_source *timer_vt = wl_event_loop_add_timer(event_loop,
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timer_change_vt, session);
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wl_event_source_timer_update(timer, 30000);
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wl_event_source_timer_update(timer, 15000);
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wl_event_source_timer_update(timer_vt, 5000);
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while (!done) {
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@ -23,6 +23,9 @@ struct wlr_backend_state {
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struct wlr_backend *backend;
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struct wl_event_source *drm_event;
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struct wl_listener device_paused;
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struct wl_listener device_resumed;
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uint32_t taken_crtcs;
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list_t *outputs;
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@ -60,4 +60,6 @@ void wlr_drm_output_dpms(int fd, struct wlr_output_state *output, bool screen_on
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void wlr_drm_scan_connectors(struct wlr_backend_state *state);
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int wlr_drm_event(int fd, uint32_t mask, void *data);
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void wlr_drm_output_draw_blank(struct wlr_output_state *output);
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#endif
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@ -1,7 +1,7 @@
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#ifndef WLR_SESSION_INTERFACE_H
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#define WLR_SESSION_INTERFACE_H
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struct wlr_session;
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#include <wlr/session.h>
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struct session_interface {
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struct wlr_session *(*start)(struct wl_display *disp);
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@ -12,10 +12,6 @@ struct session_interface {
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bool (*change_vt)(struct wlr_session *session, int vt);
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};
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struct wlr_session {
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struct session_interface iface;
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};
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extern const struct session_interface session_logind_iface;
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extern const struct session_interface session_direct_iface;
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@ -3,7 +3,14 @@
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#include <wayland-server.h>
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struct wlr_session;
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struct session_interface;
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struct wlr_session {
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const struct session_interface *iface;
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struct wl_signal device_paused;
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struct wl_signal device_resumed;
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};
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struct wlr_session *wlr_session_start(struct wl_display *disp);
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void wlr_session_finish(struct wlr_session *session);
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@ -44,7 +44,9 @@ static struct wlr_session *direct_session_start(struct wl_display *disp) {
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wlr_log(L_INFO, "Successfully loaded direct session");
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session->base.iface = session_direct_iface;
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session->base.iface = &session_direct_iface;
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wl_signal_init(&session->base.device_paused);
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wl_signal_init(&session->base.device_resumed);
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return &session->base;
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}
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@ -187,11 +187,59 @@ static int session_removed(sd_bus_message *msg, void *userdata, sd_bus_error *re
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static int pause_device(sd_bus_message *msg, void *userdata, sd_bus_error *ret_error) {
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wlr_log(L_INFO, "PauseDevice signal received");
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struct logind_session *session = userdata;
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int ret;
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uint32_t major, minor;
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ret = sd_bus_message_read(msg, "uu", &major, &minor);
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if (ret < 0) {
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wlr_log(L_ERROR, "Failed to parse D-Bus response for PauseDevice: %s",
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strerror(-ret));
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goto error;
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}
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dev_t dev = makedev(major, minor);
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wl_signal_emit(&session->base.device_paused, &dev);
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ret = sd_bus_call_method(session->bus, "org.freedesktop.login1",
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session->path, "org.freedesktop.login1.Session", "PauseDeviceComplete",
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ret_error, &msg, "uu", major, minor);
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if (ret < 0) {
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wlr_log(L_ERROR, "Failed to send PauseDeviceComplete signal");
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}
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error:
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return 0;
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}
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static int resume_device(sd_bus_message *msg, void *userdata, sd_bus_error *ret_error) {
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wlr_log(L_INFO, "ResumeDevice signal received");
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struct logind_session *session = userdata;
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int ret;
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int fd;
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uint32_t major, minor;
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ret = sd_bus_message_read(msg, "uuh", &major, &minor, &fd);
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if (ret < 0) {
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wlr_log(L_ERROR, "Failed to parse D-Bus response for ResumeDevice: %s",
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strerror(-ret));
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goto error;
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}
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// The original fd seem to be closed when the message is freed
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// so we just clone it.
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fd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
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if (fd == -1) {
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wlr_log(L_ERROR, "Failed to clone file descriptor for ResumeDevice: %s",
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strerror(errno));
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goto error;
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}
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// TODO: Use major/minor to make sure the right devices are getting signals
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wl_signal_emit(&session->base.device_resumed, &fd);
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error:
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return 0;
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}
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@ -289,7 +337,9 @@ static struct wlr_session *logind_session_start(struct wl_display *disp) {
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wlr_log(L_INFO, "Successfully loaded logind session");
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session->base.iface = session_logind_iface;
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session->base.iface = &session_logind_iface;
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wl_signal_init(&session->base.device_paused);
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wl_signal_init(&session->base.device_resumed);
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return &session->base;
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error_bus:
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@ -28,19 +28,19 @@ struct wlr_session *wlr_session_start(struct wl_display *disp) {
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}
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void wlr_session_finish(struct wlr_session *session) {
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session->iface.finish(session);
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session->iface->finish(session);
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};
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int wlr_session_open_file(struct wlr_session *restrict session,
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const char *restrict path) {
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return session->iface.open(session, path);
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return session->iface->open(session, path);
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}
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void wlr_session_close_file(struct wlr_session *session, int fd) {
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session->iface.close(session, fd);
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session->iface->close(session, fd);
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}
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bool wlr_session_change_vt(struct wlr_session *session, int vt) {
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return session->iface.change_vt(session, vt);
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return session->iface->change_vt(session, vt);
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}
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